/**
 * Licensed to Cloudera, Inc. under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  Cloudera, Inc. licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.cloudera.util;

/**
 * Simple little class that only sleeps for a fixed period before retrying. 
 * Borrows a lot of code from ExponentialBackoff - the right class heirarchy
 * has a superclass that requires subclasses to implement an 'adjustIncrement'
 * method. TODO(henry)
 */
public class FixedPeriodBackoff extends ExponentialBackoff {
  public FixedPeriodBackoff(long initialSleep, long max) {
    super(initialSleep, max);
  }

  public void backoff() {
    retryTime = Clock.unixTime() + sleepIncrement;
    backoffCount++;
  }
  
  public String getName() {
    return "FixedPeriodBackoff";
  }
}
